joy /dʒɔi/ n. 1.［u］欢乐，高兴：He has been a good friend both in joy and in sorrow. 他向来是一个共忧乐的好朋友。for/with joy高高兴兴地：He jumped for/with joy.他高兴得跳起来。to one’s joy使某人高兴的是：To our joy we found him alive. 使我们高兴的是他仍然活着。 2.［c］乐事，乐趣：This is a great joy to me.这是我很大的乐趣。